helpers/inflector_helper.php

   1 <?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
   2 /**
   3  * CodeIgniter
   4  *
   5  * An open source application development framework for PHP 4.3.2 or newer
   6  *
   7  * @package             CodeIgniter
   8  * @author              ExpressionEngine Dev Team
   9  * @copyright   Copyright (c) 2008 - 2009, EllisLab, Inc.
  10  * @license             http://codeigniter.com/user_guide/license.html
  11  * @link                http://codeigniter.com
  12  * @since               Version 1.0
  13  * @filesource
  14  */
  15
  16 // ------------------------------------------------------------------------
  17
  18 /**
  19  * CodeIgniter Inflector Helpers
  20  *
  21  * @package             CodeIgniter
  22  * @subpackage  Helpers
  23  * @category    Helpers
  24  * @author              ExpressionEngine Dev Team
  25  * @link                http://codeigniter.com/user_guide/helpers/directory_helper.html
  26  */
  27
  28
  29 // --------------------------------------------------------------------
  30
  31 /**
  32  * Singular
  33  *
  34  * Takes a plural word and makes it singular
  35  *
  36  * @access      public
  37  * @param       string
  38  * @return      str
  39  */
  40 if ( ! function_exists('singular'))
  41 {
  42         function singular($str)
  43         {
  44                 $str = strtolower(trim($str));
  45                 $end = substr($str, -3);
  46
  47                 if ($end == 'ies')
  48                 {
  49                         $str = substr($str, 0, strlen($str)-3).'y';
  50                 }
  51                 elseif ($end == 'ses')
  52                 {
  53                         $str = substr($str, 0, strlen($str)-2);
  54                 }
  55                 else
  56                 {
  57                         $end = substr($str, -1);
  58
  59                         if ($end == 's')
  60                         {
  61                                 $str = substr($str, 0, strlen($str)-1);
  62                         }
  63                 }
  64
  65                 return $str;
  66         }
  67 }
  68
  69 // --------------------------------------------------------------------
  70
  71 /**
  72  * Plural
  73  *
  74  * Takes a singular word and makes it plural
  75  *
  76  * @access      public
  77  * @param       string
  78  * @param       bool
  79  * @return      str
  80  */
  81 if ( ! function_exists('plural'))
  82 {
  83         function plural($str, $force = FALSE)
  84         {
  85                 $str = strtolower(trim($str));
  86                 $end = substr($str, -1);
  87
  88                 if ($end == 'y')
  89                 {
  90                         // Y preceded by vowel => regular plural
  91                         $vowels = array('a', 'e', 'i', 'o', 'u');
  92                         $str = in_array(substr($str, -2, 1), $vowels) ? $str.'s' : substr($str, 0, -1).'ies';
  93                 }
  94                 elseif ($end == 's')
  95                 {
  96                         if ($force == TRUE)
  97                         {
  98                                 $str .= 'es';
  99                         }
 100                 }
 101                 else
 102                 {
 103                         $str .= 's';
 104                 }
 105
 106                 return $str;
 107         }
 108 }
 109
 110 // --------------------------------------------------------------------
 111
 112 /**
 113  * Camelize
 114  *
 115  * Takes multiple words separated by spaces or underscores and camelizes them
 116  *
 117  * @access      public
 118  * @param       string
 119  * @return      str
 120  */
 121 if ( ! function_exists('camelize'))
 122 {
 123         function camelize($str)
 124         {
 125                 $str = 'x'.strtolower(trim($str));
 126                 $str = ucwords(preg_replace('/[\s_]+/', ' ', $str));
 127                 return substr(str_replace(' ', '', $str), 1);
 128         }
 129 }
 130
 131 // --------------------------------------------------------------------
 132
 133 /**
 134  * Underscore
 135  *
 136  * Takes multiple words separated by spaces and underscores them
 137  *
 138  * @access      public
 139  * @param       string
 140  * @return      str
 141  */
 142 if ( ! function_exists('underscore'))
 143 {
 144         function underscore($str)
 145         {
 146                 return preg_replace('/[\s]+/', '_', strtolower(trim($str)));
 147         }
 148 }
 149
 150 // --------------------------------------------------------------------
 151
 152 /**
 153  * Humanize
 154  *
 155  * Takes multiple words separated by underscores and changes them to spaces
 156  *
 157  * @access      public
 158  * @param       string
 159  * @return      str
 160  */
 161 if ( ! function_exists('humanize'))
 162 {
 163         function humanize($str)
 164         {
 165                 return ucwords(preg_replace('/[_]+/', ' ', strtolower(trim($str))));
 166         }
 167 }
 168
 169
 170 /* End of file inflector_helper.php */
 171 /* Location: ./system/helpers/inflector_helper.php */